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4-14
4-4 RECEIVE ADJUSTMENTS
1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard.
2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard.
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
RECEIVE
SENSITIVITY
- Preparation -
NOTE:
“RECEIVE SENSITIVITY” must be adjusted before “S-METER” and “SQUELCH.” Otherwise,
“S-METER” and “SQUELCH” will not be adjusted properly.
When “RECEIVE SENSITIVITY” is re-adjusted, “S-METER” and “SQUELCH” must be also re-
adjusted.
1 •
Set [SQL Level] to “2” in the Set mode.
[SQL Level]
2
2
–
• Set the preset memory channel
numbers on the adjust utility
window.
[CH No. FL]
41
[CH No. FC]
42
[CH No. FH]
43
- Adjustment -
(T2 Band low)
3
–
• Connect the the standard signal
generator (SSG) to the antenna
connector, and set it to:
Frequency:
[400~470 MHz versions]
400.050 MHz
[450~512/520 MHz versions]
450.050 MHz
Level
†
:
+20 dBµ (–87 dBm)
Modulation: 1 kHz
Deviation:
±1.5 kHz
• Connect the distortion meter and
external speaker to [SP] through
the JIG cable 2.
[BPF Start]
Push [ENTER]
(Enters the Adjustment
mode)
4 • Receiving
[BPF T2 FL]
Push [ENTER]
(Automatic adjustment)
5
–
[BPF Start]
Push [ENTER]
(Saves the value)
(T1 Band low)
6 • Receiving
[BPF T1 FL
]
Push [ENTER]
(Automatic adjustment)
7
–
[BPF Start]
Push [ENTER]
(Saves the value)
( T2 Band
center)
8 • Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
435.050 MHz
[450~512/520 MHz versions]
485.050 MHz
[BPF T2 FC]
Push [ENTER]
(Automatic adjustment)
9
–
[BPF Start]
Push [ENTER]
(Saves the value)
( T1 Band
center)
10 • Receiving
[BPF T1 FC]
Push [ENTER]
(Automatic adjustment)
11
–
[BPF Start]
Push [ENTER]
(Saves the value)
(T2 Band high)
12 • Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
469.950 MHz
[450~512/520 MHz versions]
519.950 MHz
[BPF T2 FH]
Push [ENTER]
(Automatic adjustment)
13
–
[BPF Start]
Push [ENTER]
(Saves the value)
(T1 Band high)
14 • Receiving
[BPF T1 FH]
Push [ENTER]
(Automatic adjustment)
15
–
[BPF Start]
Push [ENTER]
(Saves the value)
Continued on the next page…
*
3
No adjustment or verification is necessary for [USA].
†
The output level of the standard signal generator (SSG) is measured at the load end (PD).